CN112054767A - Signal processing method, circuit, device, storage medium and processor - Google Patents
Signal processing method, circuit, device, storage medium and processor Download PDFInfo
- Publication number
- CN112054767A CN112054767A CN202010931345.4A CN202010931345A CN112054767A CN 112054767 A CN112054767 A CN 112054767A CN 202010931345 A CN202010931345 A CN 202010931345A CN 112054767 A CN112054767 A CN 112054767A
- Authority
- CN
- China
- Prior art keywords
- target
- input power
- radio frequency
- frequency device
- power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003672 processing method Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 21
- 238000012545 processing Methods 0.000 claims description 50
- 238000006243 chemical reaction Methods 0.000 claims description 31
- 238000001514 detection method Methods 0.000 claims description 16
- 238000010586 diagram Methods 0.000 description 8
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 238000012544 monitoring process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
Landscapes
- Transmitters (AREA)
Abstract
The invention discloses a signal processing method, a circuit, a device, a storage medium and a processor. Wherein, the method comprises the following steps: acquiring the input power of the target radio frequency device fed back by the feedback circuit; and sending a control instruction to the target radio frequency device under the condition that the input power is greater than the target power threshold, wherein the control instruction is used for controlling the target radio frequency device to reduce the input power, and the reduced input power is smaller than the target power threshold. The invention solves the technical problem that the radio frequency device is easy to damage.
Description
Technical Field
The present invention relates to the field of signal processing, and in particular, to a signal processing method, a signal processing circuit, a signal processing apparatus, a storage medium, and a processor.
Background
At present, each rf device has a limitation of input power, and when the input power exceeds the limitation, the rf device may be damaged irreversibly, for example, when a user holds a mobile phone, the antenna state may be changed, that is, the load may be changed, so that the transceiver emits more power, and when the power emitted by the transceiver reaches a certain level, the input power exceeds the input power limitation of the rf device, thereby damaging the rf device.
Aiming at the problem that the radio frequency device is easy to damage due to overlarge input power in the prior art, an effective solution is not provided at present.
Disclosure of Invention
The embodiment of the invention provides a signal processing method, a signal processing circuit, a signal processing device, a signal processing storage medium and a signal processing processor, and at least solves the technical problem that a radio frequency device is easy to damage.
According to an aspect of an embodiment of the present invention, there is provided a signal processing method including: acquiring the input power of the target radio frequency device fed back by the feedback circuit; and sending a control instruction to the target radio frequency device under the condition that the input power is greater than the target power threshold, wherein the control instruction is used for controlling the target radio frequency device to reduce the input power, and the reduced input power is smaller than the target power threshold.
Optionally, before sending the control instruction to the target rf device, the method includes: determining a target power threshold corresponding to a target radio frequency device among a plurality of power thresholds, wherein each power threshold corresponds to one radio frequency device.
Optionally, sending a control instruction to the target rf device includes: a sending step, sending a first control instruction to a target radio frequency device, wherein the first control instruction is used for controlling the target radio frequency device to reduce the input power by a target power to obtain a first power; and a detection step, namely detecting whether the first power is greater than a target power threshold, if so, determining the first power as input power, and returning to the sending step until the first power is not greater than the target power threshold.
Optionally, sending a control instruction to the target rf device includes: and sending a control instruction to a main chip of the target radio frequency device.
Optionally, the obtaining the input power of the target rf device fed back by the feedback circuit includes: and acquiring the input power which is sent by the analog-to-digital conversion circuit and is a digital signal, wherein the analog-to-digital conversion circuit is used for converting the input power fed back by the feedback circuit from the analog signal into the digital signal.
Optionally, the analog-to-digital conversion circuit is configured to receive an analog signal sent by the detection circuit, and the detection circuit is configured to convert the input power fed back by the feedback circuit into the analog signal.
Alternatively, the input power fed back by the feedback circuit is input to the detector circuit through the switch.
Optionally, sending a control instruction to the target rf device includes: and sending a control instruction to the target radio frequency device through a feedback circuit.
According to another aspect of the embodiments of the present invention, there is also provided a signal processing circuit, including: a target radio frequency device for determining an input power; the feedback circuit is connected with the target radio frequency device and used for feeding back input power; and the transceiver is connected with the feedback circuit and is used for sending a control instruction to the target radio frequency device under the condition that the input power is greater than the target power threshold, wherein the control instruction is used for controlling the target radio frequency device to reduce the input power, and the reduced input power is less than the target power threshold.
Optionally, the target radio frequency device comprises: and the main chip is used for receiving the control instruction and reducing the input power according to the control instruction.
Optionally, the signal processing circuit further comprises: and the analog-to-digital conversion circuit is used for converting the input power fed back by the feedback circuit from an analog signal into a digital signal.
Optionally, the signal processing circuit further comprises: and the detection circuit is connected with the analog-to-digital conversion circuit and used for converting the input power fed back by the feedback circuit into an analog signal and sending the analog signal to the analog-to-digital conversion circuit.
Optionally, the signal processing circuit further comprises: and the switch is connected with the feedback circuit and the detection circuit and is used for sending the input power fed back by the feedback circuit to the detection circuit.
Optionally, the transceiver sends a control command to the target rf device through a feedback circuit.
According to another aspect of the embodiments of the present invention, there is also provided a signal processing apparatus including: the acquisition unit is used for acquiring the input power of the target radio frequency device fed back by the feedback circuit; and the sending unit is used for sending a control instruction to the target radio frequency device under the condition that the input power is greater than the target power threshold, wherein the control instruction is used for controlling the target radio frequency device to reduce the input power, and the reduced input power is less than the target power threshold.
According to another aspect of the embodiments of the present invention, there is also provided a computer-readable storage medium including a stored program, wherein when the program is executed by a processor, the computer-readable storage medium is controlled by an apparatus to execute the signal processing method of the embodiments of the present invention.
According to another aspect of the embodiments of the present invention, there is also provided a processor for executing a program, where the program executes to perform the signal processing method of the embodiments of the present invention.
In the embodiment of the invention, the input power of the target radio frequency device fed back by the feedback circuit is obtained; and sending a control instruction to the target radio frequency device under the condition that the input power is greater than the target power threshold, wherein the control instruction is used for controlling the target radio frequency device to reduce the input power, and the reduced input power is smaller than the target power threshold. That is to say, this application is through increasing feedback circuit, the input power of real-time feedback target radio frequency device to through setting for the target power threshold value, control the size of input power, thereby realize the purpose of protection target radio frequency device, avoided because the input power of radio frequency device is too big, lead to the radio frequency device to receive irreversible damage, and then solved the easy technical problem who damages of radio frequency device, reached the technological effect that prevents the damage of radio frequency device.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a flow chart of a method of signal processing according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a signal processing circuit according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of another signal processing circuit according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of another signal processing circuit according to an embodiment of the present invention; and
fig. 5 is a schematic diagram of a signal processing apparatus according to an embodiment of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Example 1
In accordance with an embodiment of the present invention, there is provided an embodiment of a signal processing method, it should be noted that the steps illustrated in the flowchart of the accompanying drawings may be executed in a computer system such as a set of computer executable instructions, and that while a logical order is illustrated in the flowchart, in some cases, the steps illustrated or described may be executed in an order different than that herein.
Fig. 1 is a flow chart of a signal processing method according to an embodiment of the present invention. As shown in fig. 1, the method may include the steps of:
and step S102, acquiring the input power of the target radio frequency device fed back by the feedback circuit.
In the technical solution provided in step S102 of the present invention, the feedback circuit may be a coupler feedback circuit, and the feedback circuit may be disposed in a radio frequency front end module (device) of the target radio frequency device, and is configured to perform real-time monitoring on the input power of the target radio frequency device and feed back the input power that is monitored in real time.
And step S104, sending a control instruction to the target radio frequency device under the condition that the input power is greater than the target power threshold, wherein the control instruction is used for controlling the target radio frequency device to reduce the input power, and the reduced input power is less than the target power threshold.
In the technical solution provided in step S104 of the present invention, a target power threshold may be preset for the target rf device, when the real-time monitored input power fed back by the feedback circuit is greater than the target power threshold, a control instruction may be sent to the target rf device, and after receiving the control instruction and responding to the control instruction, the target rf device may reduce the input power until the input power is less than the target power threshold.
Alternatively, the embodiment may set the target power threshold for the target rf device through software.
Through the steps S102 and S104, the input power of the target rf device fed back by the feedback circuit is obtained; and sending a control instruction to the target radio frequency device under the condition that the input power is greater than the target power threshold, wherein the control instruction is used for controlling the target radio frequency device to reduce the input power, and the reduced input power is smaller than the target power threshold. That is to say, the input power of the target radio frequency device is fed back in real time by adding the feedback circuit, and the input power is controlled by setting the target power threshold value, so that the purpose of protecting the target radio frequency device is achieved, the technical problem that the radio frequency device is damaged easily due to irreversible damage caused by overlarge input power of the radio frequency device is solved, and the technical effect of preventing the radio frequency device from being damaged is achieved.
The above-described method of this embodiment is further described below.
As an optional implementation manner, before sending the control instruction to the target rf device in step S104, the method includes: determining a target power threshold corresponding to a target radio frequency device among a plurality of power thresholds, wherein each power threshold corresponds to one radio frequency device.
In this embodiment, since a plurality of rf devices may be included in a circuit, the power threshold of each rf device may be recorded, and then the target power threshold corresponding to the target rf device is determined from the plurality of power thresholds.
Optionally, the power threshold in this embodiment is the maximum power value that the radio frequency device can withstand.
As an optional implementation manner, step S104, sending a control instruction to the target rf device, includes: a sending step, sending a first control instruction to a target radio frequency device, wherein the first control instruction is used for controlling the target radio frequency device to reduce the input power by a target power to obtain a first power; and a detection step, namely detecting whether the first power is greater than a target power threshold, if so, determining the first power as input power, and returning to the sending step until the first power is not greater than the target power threshold.
In this embodiment, when the input power of the target rf device is greater than the target power threshold, a control instruction may be sent to the target rf device first, after receiving the control instruction, the target rf device reduces the input power to obtain a first power, and then the first power may be returned to the feedback circuit to be detected, if the first power is greater than the target power threshold, the control instruction continues to be sent to the target rf device, and the target rf device continues to reduce the first power, and this loop is performed to detect and reduce the input power of the target rf device until the input power of the target rf device is not greater than the target power threshold.
Alternatively, the target power in this embodiment may be a preset parameter for reducing the input power, and the value of the target power may be reduced each time the input power needs to be reduced.
As an optional implementation manner, step S104, sending a control instruction to the target rf device, includes: and sending a control instruction to a main chip of the target radio frequency device.
In this embodiment, the target rf device is provided with a master chip, and may send a control instruction to the master chip in the target rf device, and the target rf device receives the control instruction through the master chip and responds to the control instruction.
Optionally, the main chip in this embodiment may include a receiving channel and a sending channel, where the receiving channel may receive the sent control instruction, and the sending channel may send the operation signal after the main chip responds to the control instruction.
As an alternative implementation, step S102, obtaining the input power of the target rf device fed back by the feedback circuit includes: and acquiring the input power which is sent by the analog-to-digital conversion circuit and is a digital signal, wherein the analog-to-digital conversion circuit is used for converting the input power fed back by the feedback circuit from the analog signal into the digital signal.
In this embodiment, an analog-to-digital conversion circuit may be provided, and because the input power of the target radio frequency device obtained by the feedback circuit cannot be directly transmitted to the main chip in the target radio frequency device, the input power of the target radio frequency device obtained by the feedback circuit needs to be converted into a corresponding analog signal, so that the input power can be input into the main chip in the target radio frequency device, and the main chip in the target radio frequency device cannot directly identify the analog signal, so that the analog signal needs to be converted into a corresponding digital signal by the analog-to-digital conversion circuit, so that the main chip in the target radio frequency device can identify the main chip in the target radio frequency device, and thus the main chip in the target radio frequency device can compare the input power fed back by the feedback circuit with the target power threshold.
Optionally, the embodiment may dispose the analog-to-digital conversion circuit on a main chip in the target radio frequency device, and perform data transmission between the digital conversion interface of the main chip and the analog-to-digital conversion circuit.
In an alternative embodiment, the analog-to-digital conversion circuit is configured to receive an analog signal sent by the detection circuit, and the detection circuit is configured to convert the input power fed back by the feedback circuit into the analog signal.
In this embodiment, a detection circuit may be provided, the input power of the target rf device obtained by the feedback circuit needs to be sent to the detection circuit, and the power signal is converted into an analog signal in the detection circuit, so that the analog signal of the input power of the target rf device obtained by the feedback circuit may be received by the analog-to-digital conversion circuit, and the analog signal is further converted into a digital signal.
Alternatively, in this embodiment, the analog signal converted by the detector circuit may be output to a digital conversion interface of the main chip of the target rf device, and the analog-to-digital conversion circuit receives the analog signal sent by the detector circuit through the digital conversion interface.
In an alternative embodiment, the input power fed back by the feedback circuit is input to the detector circuit through the switch.
In this embodiment, a switch may be provided, and after the input power of the target radio frequency device acquired by the feedback circuit, the input power is input to the detector circuit through the switch, so that the detector circuit converts the power signal of the input power into an analog signal.
Optionally, the target power threshold of the target rf device may be input to the detector circuit in combination with the coupling coefficient of the feedback circuit, so that the target power threshold of the target rf device may be transmitted to the target rf device, so as to facilitate comparison between the input power and the target power threshold by the target rf device.
In the above embodiment, the target power threshold of each radio frequency device may be recorded, and the target power threshold of each radio frequency device is set on software, because the target power thresholds of each radio frequency device may be different, when the input power of the same target radio frequency device is detected, the input power may be directly compared with the target power threshold, alternatively, the embodiment may set the target power threshold on the software for a time period, and may reset the target power threshold of the target radio frequency device on the software every other time period.
As an optional implementation manner, step S104, sending a control instruction to the target rf device, includes: and sending a control instruction to the target radio frequency device through a feedback circuit.
In this embodiment, the feedback circuit may monitor the input power of the target rf device in real time and feed back the input power monitored in real time, and then the feedback circuit may send a control instruction to the target rf device based on the input power monitored in real time, so that the target rf device may adjust the input power in time.
In the related art, since each rf device has a limit of input power, when the input power exceeds the limit, the rf device may be damaged irreversibly, for example, when a user holds a mobile phone, the antenna state may be changed, that is, the load may be changed, so that the transceiver emits more power, and when the power emitted by the transceiver reaches a certain level, the emitted power exceeds the limit of input power of the rf device, thereby damaging the rf device.
The feedback circuit is added to feed back the input power of the target radio frequency device in real time, and the input power is controlled by setting the target power threshold, so that the purpose of protecting the target radio frequency device is achieved, the problem that the radio frequency device is damaged irreversibly due to overlarge input power of the radio frequency device is avoided, the technical problem that the radio frequency device is damaged easily is solved, and the technical effect of preventing the radio frequency device from being damaged is achieved.
Example 2
According to an embodiment of the present invention, there is also provided an embodiment of a signal processing circuit.
Fig. 2 is a schematic diagram of a signal processing circuit according to an embodiment of the invention. As shown in fig. 2, the signal processing circuit 20 may include: a target radio frequency device 21, a feedback circuit 22 and a transceiver 23.
A target radio frequency device 21 for determining the input power.
In this embodiment, the magnitude of the input power of the target rf device 21 may be determined by the rf front end module (device) of the target rf device 21.
And a feedback circuit 22 connected to the target rf device 21 for feeding back the input power.
In this embodiment, the feedback circuit 22 may be a coupler feedback circuit and is connected to the rf front-end module (device) of the target rf device 21, so that the feedback circuit 22 obtains and feeds back the input power in real time after the target rf device 21 determines the input power.
And the transceiver 23 is connected to the feedback circuit 22, and configured to send a control instruction to the target rf device 21 when the input power is greater than the target power threshold, where the control instruction is used to control the target rf device 21 to reduce the input power, and the reduced input power is smaller than the target power threshold.
In this embodiment, the target power threshold may be set on software, and the transceiver 23 adjusts the input power fed back by the feedback circuit 22 until the input power is smaller than the target power threshold, so as to achieve the purpose of protecting the rf device.
Alternatively, the target radio frequency device 21 may include: and the main chip is used for receiving the control instruction and reducing the input power according to the control instruction.
In this embodiment, the target rf device 21 may be provided with a main chip, and the main chip receives the control command sent by the feedback circuit 22 and responds to the control command to reduce the input power.
Optionally, the signal processing circuit 20 may further include: and the analog-to-digital conversion circuit is used for converting the input power fed back by the feedback circuit 22 from an analog signal into a digital signal.
In this embodiment, an analog-to-digital conversion circuit may be provided in the signal processing circuit 20 to convert the input power of the target rf device 21 acquired by the feedback circuit 22 into a corresponding analog signal, so that the input power may be input into the main chip in the target rf device 21.
Optionally, the signal processing circuit 20 may further include: and the detection circuit is connected with the analog-to-digital conversion circuit and is used for converting the input power fed back by the feedback circuit 22 into an analog signal and sending the analog signal to the analog-to-digital conversion circuit.
In this embodiment, a detector circuit may be provided in the signal processing circuit 20, the input power of the target rf device 21 acquired by the feedback circuit 22 needs to be sent to the detector circuit, and the power signal is converted into an analog signal in the detector circuit, so that the analog signal of the input power of the target rf device 21 acquired by the feedback circuit may be received by the analog-to-digital conversion circuit, and the analog signal is further converted into a digital signal.
Optionally, the signal processing circuit 20 may further include: and a switch connected to the feedback circuit 22 and the detector circuit for transmitting the input power fed back by the feedback circuit 22 to the detector circuit.
In this embodiment, a switch may be provided in the signal processing circuit 20, and after the input power of the target radio frequency device 21 acquired by the feedback circuit 22, the input power is input to the detector circuit through the switch, so that the detector circuit converts the power signal of the input power into an analog signal.
Optionally, the transceiver 23 sends a control instruction to the target rf device 21 through the feedback circuit 22.
In this embodiment, the feedback circuit 22 may perform real-time monitoring on the input power of the target rf device 21 and feed back the real-time monitored input power, and the transceiver 23 may send a control instruction to the target rf device 21 through a feedback result of the feedback circuit 22, so that the target rf device 21 may adjust the input power in time.
Through the signal processing circuit of the embodiment, the feedback circuit is adopted to feed back the input power of the target radio frequency device in real time and send the control instruction, the transceiver is used for responding to the control instruction, and the input power of the target radio frequency device is adjusted, so that the purpose of protecting the target radio frequency device is achieved, the problem that the target radio frequency device is damaged irreversibly due to overlarge input power of the target radio frequency device is avoided, the technical problem that the radio frequency device is easy to damage is solved, and the technical effect of preventing the radio frequency device from being damaged is achieved.
Example 3
The signal processing circuit according to the embodiment of the present invention will be described in detail with reference to preferred embodiments.
Fig. 3 is a schematic diagram of another signal processing circuit according to an embodiment of the invention. As shown in fig. 3, the signal processing circuit 30 may include: a radio frequency front end module (device) 31, a coupler 32, and a transceiver 33.
The rf front-end module (device) 31 is configured to obtain input power of the rf front-end module (device) 31.
The coupler 32 is connected to the rf front-end module (device) 33, and is configured to dynamically query and feed back the input power of the rf front-end module (device) 33 in real time, and form a coupler feedback circuit.
And the transceiver 33 is connected with the coupler 32 and used for judging a power threshold value arranged on software, and when the input power fed back is greater than the power threshold value, the increase of the output power is stopped, so that the effect of protecting the radio frequency front-end device is achieved.
The embodiment of the invention also provides another signal processing circuit.
FIG. 4 is a schematic diagram of another signal processing circuit according to an embodiment of the present invention. As shown in fig. 4, the signal processing circuit 40 may include: an rf front-end module (device) 41, a feedback circuit 42, a switch 43, a detector circuit 44, an rf main chip 45 and a digital conversion interface 46.
The rf front-end module (device) 41 is configured to determine a maximum tolerable power value of the rf front-end module (device) 41.
And the feedback circuit 42 is connected with the radio frequency front end module (device) 41 and is used for determining the coupling coefficient of the feedback circuit 42 and monitoring and feeding back the input power of the radio frequency front end module (device) 41 in real time.
A switch 43 connected to the feedback circuit 42 for transmitting the maximum sustainable power value of the rf front-end module (device) 41 in combination with the value of the coupling coefficient of the feedback circuit 42.
And a detector circuit 44 connected to the switch 43 for receiving the value of the maximum tolerable power value of the rf front-end module (device) 41 transmitted by the switch 43 in combination with the coupling coefficient of the feedback circuit 42 and converting the value into a level signal for output.
The rf device main chip 45 is connected to the feedback circuit 42 and the detector circuit 44, and is configured to receive the level signal output by the detector circuit 44.
And a digital conversion interface 46, disposed on the rf device main chip 45, for converting the level signal received by the rf device main chip 45 into a digital signal.
In the signal processing circuit in this embodiment, the bearable maximum power value of the radio frequency front-end module (device) is set on the software in advance, the bearable maximum power value set on the software is compared with the magnitude of the fed-back input power, and if the magnitude of the fed-back input power exceeds the bearable maximum power value set on the software, the main chip of the radio frequency device is notified to reduce the output power until the magnitude of the fed-back input power is smaller than the bearable maximum power value set on the software, so that the purpose of protecting the radio frequency front-end module (device) is achieved, the problem that the radio frequency device is irreversibly damaged due to the fact that the input power of the radio frequency device is too large is avoided, the technical problem that the radio frequency device is easily damaged is solved, and the technical effect of preventing the radio.
Example 4
According to the embodiment of the invention, a signal processing device for implementing the signal processing method is also provided. It should be noted that the signal processing apparatus of this embodiment can be used to execute the signal processing method shown in fig. 1 according to the embodiment of the present invention.
Fig. 5 is a schematic diagram of a signal processing apparatus according to an embodiment of the present invention. As shown in fig. 5, the signal processing apparatus 50 may include: an acquisition unit 51 and a transmission unit 52.
The obtaining unit 51 is configured to obtain the input power of the target rf device fed back by the feedback circuit.
A sending unit 52, configured to send a control instruction to the target radio frequency device when the input power is greater than the target power threshold, where the control instruction is used to control the target radio frequency device to reduce the input power, and the reduced input power is smaller than the target power threshold.
The signal processing device of the embodiment feeds back the input power of the target radio frequency device in real time by adding the feedback circuit, and controls the input power by setting the target power threshold value, so that the target radio frequency device is protected, the problem that the radio frequency device is damaged irreversibly due to overlarge input power of the radio frequency device is avoided, the technical problem that the radio frequency device is damaged easily is solved, and the technical effect of preventing the radio frequency device from being damaged is achieved.
Example 5
According to an embodiment of the present invention, there is also provided a computer-readable storage medium including a stored program, wherein the program executes the signal processing method described in embodiment 1.
Example 6
According to an embodiment of the present invention, there is also provided a processor configured to execute a program, where the program executes the signal processing method described in embodiment 1.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed technology can be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units may be a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, units or modules, and may be in an electrical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (17)
1. A signal processing method, comprising:
acquiring the input power of the target radio frequency device fed back by the feedback circuit;
and sending a control instruction to the target radio frequency device under the condition that the input power is greater than a target power threshold, wherein the control instruction is used for controlling the target radio frequency device to reduce the input power, and the reduced input power is smaller than the target power threshold.
2. The method of claim 1, wherein prior to sending control instructions to the target rf device, the method comprises:
determining the target power threshold corresponding to the target radio frequency device in a plurality of power thresholds, wherein each power threshold corresponds to one radio frequency device.
3. The method of claim 1, wherein sending control instructions to the target rf device comprises:
a sending step, sending a first control instruction to the target radio frequency device, wherein the first control instruction is used for controlling the target radio frequency device to reduce the input power by a target power to obtain a first power;
and a detecting step, namely detecting whether the first power is greater than the target power threshold, if so, determining the first power as the input power, and returning to the sending step until the first power is not greater than the target power threshold.
4. The method of claim 1, wherein sending control instructions to the target rf device comprises:
and sending the control instruction to a main chip of the target radio frequency device.
5. The method of claim 1, wherein obtaining the input power of the target rf device fed back by the feedback circuit comprises:
and acquiring the input power which is a digital signal and is sent by an analog-to-digital conversion circuit, wherein the analog-to-digital conversion circuit is used for converting the input power fed back by the feedback circuit into the digital signal from an analog signal.
6. The method of claim 5, wherein the analog-to-digital conversion circuit is configured to receive the analog signal transmitted by a detector circuit, and wherein the detector circuit is configured to convert the input power fed back by the feedback circuit into the analog signal.
7. The method of claim 6, wherein the input power fed back by the feedback circuit is input to the detector circuit through a switch.
8. The method of any one of claims 1 to 7, wherein sending control instructions to the target radio frequency device comprises:
and sending the control instruction to the target radio frequency device through the feedback circuit.
9. A signal processing circuit, comprising:
a target radio frequency device for determining an input power;
the feedback circuit is connected with the target radio frequency device and used for feeding back the input power;
and the transceiver is connected with the feedback circuit and is used for sending a control instruction to the target radio frequency device under the condition that the input power is greater than a target power threshold, wherein the control instruction is used for controlling the target radio frequency device to reduce the input power, and the reduced input power is smaller than the target power threshold.
10. The signal processing circuit of claim 9, wherein the target radio frequency device comprises:
and the main chip is used for receiving the control instruction and reducing the input power according to the control instruction.
11. The signal processing circuit of claim 9, wherein the signal processing circuit comprises:
and the analog-to-digital conversion circuit is used for converting the input power fed back by the feedback circuit from an analog signal to a digital signal.
12. The signal processing circuit of claim 11, wherein the signal processing circuit comprises:
and the detection circuit is connected with the analog-to-digital conversion circuit and used for converting the input power fed back by the feedback circuit into the analog signal and sending the analog signal to the analog-to-digital conversion circuit.
13. The signal processing circuit of claim 12, wherein the signal processing circuit comprises:
and the switch is connected with the feedback circuit and the detection circuit and used for sending the input power fed back by the feedback circuit to the detection circuit.
14. The signal processing circuit according to any one of claims 9 to 13,
and the transceiver sends the control instruction to the target radio frequency device through the feedback circuit.
15. A signal processing apparatus, characterized by comprising:
the acquisition unit is used for acquiring the input power of the target radio frequency device fed back by the feedback circuit;
a sending unit, configured to send a control instruction to the target radio frequency device when the input power is greater than a target power threshold, where the control instruction is used to control the target radio frequency device to reduce the input power, and the reduced input power is smaller than the target power threshold.
16. A computer-readable storage medium, comprising a stored program, wherein the program, when executed by a processor, controls an apparatus in which the computer-readable storage medium is located to perform the method of any of claims 1-8.
17. A processor, characterized in that the processor is configured to run a program, wherein the program when running performs the method of any of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010931345.4A CN112054767B (en) | 2020-09-07 | 2020-09-07 | Signal processing method, circuit, device, storage medium and processor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010931345.4A CN112054767B (en) | 2020-09-07 | 2020-09-07 | Signal processing method, circuit, device, storage medium and processor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112054767A true CN112054767A (en) | 2020-12-08 |
| CN112054767B CN112054767B (en) | 2024-04-16 |
Family
ID=73610267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010931345.4A Active CN112054767B (en) | 2020-09-07 | 2020-09-07 | Signal processing method, circuit, device, storage medium and processor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112054767B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1123491A (en) * | 1994-02-28 | 1996-05-29 | 三菱电机株式会社 | Receiver, automatic gain controller suitable for the receiver, control signal generator suitable for the automatic gain controller, reception power controller using the automatic gain controller...... |
| EP1331742A2 (en) * | 2002-01-22 | 2003-07-30 | Broadcom Corporation | Radio frequency integrated circuit |
| CN103856235A (en) * | 2012-11-28 | 2014-06-11 | 联发科技（新加坡）私人有限公司 | Wireless communication unit, integrated circuit and method for calibrating transceiver |
| WO2017054149A1 (en) * | 2015-09-30 | 2017-04-06 | 华为技术有限公司 | Signal transmission apparatus and system |
| CN107659322A (en) * | 2016-07-26 | 2018-02-02 | 北京展讯高科通信技术有限公司 | The transmitting detection means and its control method of a kind of rf terminal |
| CN108513692A (en) * | 2017-04-21 | 2018-09-07 | 深圳市大疆创新科技有限公司 | A kind of rf control system and control method |
| CN108599802A (en) * | 2018-04-26 | 2018-09-28 | 深圳市盛路物联通讯技术有限公司 | A kind of method and device of detection radio frequency impairments |
| CN109547058A (en) * | 2019-01-15 | 2019-03-29 | 维沃移动通信有限公司 | A kind of radio circuit, signal interference bypassing method and terminal device |
| US20200212862A1 (en) * | 2018-12-27 | 2020-07-02 | Qualcomm Incorporated | Radio frequency front-end protection with tunable coupler |
| CN111628797A (en) * | 2020-05-29 | 2020-09-04 | 维沃移动通信有限公司 | Radio frequency control method and device, electronic equipment and readable storage medium |
-
2020
- 2020-09-07 CN CN202010931345.4A patent/CN112054767B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1123491A (en) * | 1994-02-28 | 1996-05-29 | 三菱电机株式会社 | Receiver, automatic gain controller suitable for the receiver, control signal generator suitable for the automatic gain controller, reception power controller using the automatic gain controller...... |
| EP1331742A2 (en) * | 2002-01-22 | 2003-07-30 | Broadcom Corporation | Radio frequency integrated circuit |
| CN103856235A (en) * | 2012-11-28 | 2014-06-11 | 联发科技（新加坡）私人有限公司 | Wireless communication unit, integrated circuit and method for calibrating transceiver |
| WO2017054149A1 (en) * | 2015-09-30 | 2017-04-06 | 华为技术有限公司 | Signal transmission apparatus and system |
| CN107659322A (en) * | 2016-07-26 | 2018-02-02 | 北京展讯高科通信技术有限公司 | The transmitting detection means and its control method of a kind of rf terminal |
| CN108513692A (en) * | 2017-04-21 | 2018-09-07 | 深圳市大疆创新科技有限公司 | A kind of rf control system and control method |
| CN108599802A (en) * | 2018-04-26 | 2018-09-28 | 深圳市盛路物联通讯技术有限公司 | A kind of method and device of detection radio frequency impairments |
| US20200212862A1 (en) * | 2018-12-27 | 2020-07-02 | Qualcomm Incorporated | Radio frequency front-end protection with tunable coupler |
| CN109547058A (en) * | 2019-01-15 | 2019-03-29 | 维沃移动通信有限公司 | A kind of radio circuit, signal interference bypassing method and terminal device |
| CN111628797A (en) * | 2020-05-29 | 2020-09-04 | 维沃移动通信有限公司 | Radio frequency control method and device, electronic equipment and readable storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112054767B (en) | 2024-04-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2981775C (en) | Voice input exception determining method, apparatus, terminal, and storage medium | |
| KR101898185B1 (en) | Power adaptor, terminal and charging system | |
| EP3661274B1 (en) | Overheating protection method and device of user equipment, user equipment and base station | |
| CN103501532A (en) | Method and device for controlling mobile WIFI (wireless fidelity) hotspot transmitting power | |
| KR101952798B1 (en) | Detection distance calibration method, apparatus, and device | |
| US10959122B2 (en) | Method and device for transmitting data | |
| EP2765483B1 (en) | Method and device for controlling shutdown of terminal | |
| EP2713317A1 (en) | Secure digital card capable of transmitting data through wireless networks | |
| WO2014163827A1 (en) | Methods and apparatus for dynamically adjusting an over-current protection threshold | |
| US11128344B2 (en) | Channel switching processing method, device and system, storage medium, and electronic device | |
| KR102443062B1 (en) | Apparatus and method for controlling transmission of electronic device | |
| CN108174407B (en) | Communication control method and terminal | |
| CN112703781B (en) | Wireless signal sending method, wireless signal sending device and terminal equipment | |
| CN104980472A (en) | Network traffic control method and device | |
| CN112260366B (en) | Charging method, charging device and charger | |
| US20190207379A1 (en) | Electronic device and control method thereof | |
| US20190363560A1 (en) | Method for Determining Charger, Related Device, and System | |
| CN108986444B (en) | Infrared code learning method and transmitting equipment thereof | |
| CN109451573B (en) | AGC control method, device and system with self-adjusting gain distribution | |
| CN112054767A (en) | Signal processing method, circuit, device, storage medium and processor | |
| US10599195B2 (en) | Method and apparatus for controlling hot plug operation of CPU in mobile terminal | |
| CN114978244A (en) | Near field communication device with event detector | |
| CN105100698A (en) | Method and device for video monitoring of kindergarten | |
| CN107592666B (en) | Method and device for increasing transmission power of terminal equipment | |
| CN102098556A (en) | Method for upgrading customized software of digital television user |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |